EP0363955A3 - Vorrichtung zum Spannen sowie zum Drehen von rohrförmigen Werkstücken in einer Werkzeugmaschine - Google Patents

Vorrichtung zum Spannen sowie zum Drehen von rohrförmigen Werkstücken in einer Werkzeugmaschine Download PDF

Info

Publication number
EP0363955A3
EP0363955A3 EP19890118978 EP89118978A EP0363955A3 EP 0363955 A3 EP0363955 A3 EP 0363955A3 EP 19890118978 EP19890118978 EP 19890118978 EP 89118978 A EP89118978 A EP 89118978A EP 0363955 A3 EP0363955 A3 EP 0363955A3
Authority
EP
European Patent Office
Prior art keywords
machine tool
clamping
work pieces
rotating tubular
tubular work
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19890118978
Other languages
English (en)
French (fr)
Other versions
EP0363955B1 (de
EP0363955A2 (de
Inventor
Claudio Mosca
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SALA SpA
Original Assignee
SALA SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SALA SpA filed Critical SALA SpA
Publication of EP0363955A2 publication Critical patent/EP0363955A2/de
Publication of EP0363955A3 publication Critical patent/EP0363955A3/de
Application granted granted Critical
Publication of EP0363955B1 publication Critical patent/EP0363955B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16045—Jaws movement actuated by screws and nuts or oblique racks
    • B23B31/16066—Jaws movement actuated by screws and nuts or oblique racks using fluid-pressure means to actuate the gripping means
    • B23B31/1607—Jaws movement actuated by screws and nuts or oblique racks using fluid-pressure means to actuate the gripping means using mechanical transmission through the spindle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16045—Jaws movement actuated by screws and nuts or oblique racks
    • B23B31/1605—Details of the jaws
    • B23B31/16054—Form of the jaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)

Abstract

Vorrichtung zum Spannen sowie zum Drehen von rohrfoermigen Werkstuecken in einer Werkzeugmaschine, in der ein Spannfutter (1) vorgesehen ist, das mit einem Zahnkranz (7) wirkverbunden ist, der mit einem Zahnrad (8) kaemmt, das ueber einen steuerbaren Motor angetrieben wird, wobei das Futter (1) eine Anzahl verschiebbarer Spannbacken (2) aufweist, die mit einer Betaetigungsmuffe (15) wirkverbunden sind, die drehbar sowie in Laengsrichtung verschiebbar gelagert ist, dass diese Huelse (15) mit einem in Axialrichtung verschiebbaren Bauteil, das die Form einer Kolben-Zylindereinheit (17, 20) hat, wirkverbunden ist und diesem Verschiebemittel ein in Laengsrichtung einstellbarer Anschlag (25, 28) zugeordnet ist.
EP19890118978 1988-10-14 1989-10-12 Vorrichtung zum Spannen sowie zum Drehen von rohrförmigen Werkstücken in einer Werkzeugmaschine Expired - Lifetime EP0363955B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2201888U IT215389Z2 (it) 1988-10-14 1988-10-14 Dispositivo per il bloccaggio nonche' la rotazione di barre tubolari in una macchina utensile.
IT2201888U 1988-10-14

Publications (3)

Publication Number Publication Date
EP0363955A2 EP0363955A2 (de) 1990-04-18
EP0363955A3 true EP0363955A3 (de) 1991-04-03
EP0363955B1 EP0363955B1 (de) 1994-12-14

Family

ID=11190271

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890118978 Expired - Lifetime EP0363955B1 (de) 1988-10-14 1989-10-12 Vorrichtung zum Spannen sowie zum Drehen von rohrförmigen Werkstücken in einer Werkzeugmaschine

Country Status (3)

Country Link
EP (1) EP0363955B1 (de)
DE (1) DE58908771D1 (de)
IT (1) IT215389Z2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113528770B (zh) * 2021-07-22 2022-12-02 洛阳升华感应加热股份有限公司 一种大型套圈类零件用液压夹紧装置
CN116408397B (zh) * 2023-03-24 2025-11-21 浙江长兴和良智能装备有限公司 一种全自动数控旋压机及其加工方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2256190A1 (de) * 1972-11-16 1974-05-22 Gildemeister Werkzeugmasch Spanneinrichtung fuer mehrspindeldrehautomaten
DE3218083A1 (de) * 1982-05-13 1983-11-17 Hubert Dipl.-Ing. 5920 Bad Berleburg Bald Vorrichtung zum erzeugen eines stelldrehmoments und betriebsverfahren fuer diese

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2256190A1 (de) * 1972-11-16 1974-05-22 Gildemeister Werkzeugmasch Spanneinrichtung fuer mehrspindeldrehautomaten
DE3218083A1 (de) * 1982-05-13 1983-11-17 Hubert Dipl.-Ing. 5920 Bad Berleburg Bald Vorrichtung zum erzeugen eines stelldrehmoments und betriebsverfahren fuer diese

Also Published As

Publication number Publication date
DE58908771D1 (de) 1995-01-26
IT8822018V0 (it) 1988-10-14
EP0363955B1 (de) 1994-12-14
EP0363955A2 (de) 1990-04-18
IT215389Z2 (it) 1990-09-11

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